| Company | Timeline | Status | |
| Black Diamond Performance Limited Director • Director | 1 Oct 2024←1 Year 2 Months→Current | Active | |
| Allen Investment Group Ltd Director • Director | 8 Dec 2023←2 Years→Current | Active | |
| Probite Performance Ltd Director • Group Financial Director | 18 Jul 2023←2 Years 4 Months→Current | Active | |
| M.J. Allen Metalwork Ltd Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
| M.J. Allen Castings And Machining Ltd Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
| M.J. Allen Precision Ltd Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
| M.J. Allen Automotive Ltd Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
| Verdict Gauge Limited Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
| Countytrac Limited Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
| M.J. Allen Holdings Limited Director • Finance Director | 1 Sep 2021←4 Years→Current | Active | |
